<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
    <meta name="viewport" content="width=device-width">
    <title>every</title>
</head>
<body>
	<h1>every</h1>
</body>
<script type="text/javascript">
    const ary = [1,25,7,1,9];

    const aryevery = ary.every(item=>item>1)//全部满足条件返回true否则false

    console.log('aryevery',aryevery)
</script>
</html>